A node has one entering activity, A, and two leaving activities, B and C.
a. Given the following information, determine the latest finishing time for activity A (show work using an activity on node network diagram): EFB = 36, EFC = 33, LFB = 41, LFC = 35; activity times are A = 4, B = 7, C = 4.
b. What is the slack for each activity?